.swiper-slide {
    height: 4.6rem;
    margin: 0 auto;
}

.swiper-container {
    width: 100%;
    height: 100%;
}

.swiper-wrapper {
    height: 100%;
}

.banner {
    width: 9.7rem;
    height: 4.6rem;
}

img {
    width: 100%;
}